The dual-sparse topic model: mining focused topics and focused terms in short text.
Tianyi LinWentao TianQiaozhu MeiHong ChengPublished in: WWW (2014)
Keyphrases
- topic models
- latent topics
- short text
- latent dirichlet allocation
- topic modeling
- text mining
- short texts
- text documents
- co occurrence
- probabilistic topic models
- text streams
- latent variables
- data mining
- probabilistic model
- topic detection
- generative model
- short text classification
- high dimensional
- relevance model
- event detection
- probability distribution
- prior knowledge
- support vector
- information retrieval